Emily Lankiewicz / Vesuvius      Challenge        
    When Mount Vesuvius erupted in 79 C.E., it covered the    ancient cities of Pompeii and Herculaneum under tons of ash.    Millennia later, in the mid-18th century, archeologists began    to unearth the city, including its famed libraries, but the    scrolls they found were too fragile to be unrolled and read;    their contents were thought to be lost forever.  
    Only now, thanks to the advent of artificial intelligence    and machine learning, scholars of the ancient world have    partnered with computer programmers to unlock the contents of    these priceless documents. In this episode of Theres More to    That, science journalist and Smithsonian contributor    Jo Marchant tells us about the yearslong campaign to read these    scrolls. And Youssef Naderone of the three    winners of last years Vesuvius Challenge to make these    clumps of vulcanized ash readabletells us    how he and his teammates achieved their historic    breakthrough.  
    A transcript is below. To subscribe to Theres More to    That, and to listen to past episodes on the     complex legacy of Sojourner Truth, how        Joan Baez opened the door for Taylor Swift,    the     problem of old forest roads and more, find us    on     Apple Podcasts,     Spotify or wherever you get your    podcasts.  
    Youssef Nader: My name is Youssef Nader, I am    a PhD student at the Free University of Berlin, and today Im    speaking to you from Alexandria.  
    Chris Klimek: Youssef spends most of his time    in Berlin, but we caught him while he was visiting family in    Alexandria, Egyptwhich is a very busy traffic city. He said he    was five stories up, and it still sounded like he was on the    street.  
    Nader: We arrived in Alexandria somewhere    around 2 a.m. in the morning, so I got some sleep and I woke up    to have the interview, basically.  
    Klimek: Youssef grew up in Cairo, so from a    young age he was surrounded by ancient history.  
    Nader: Papyrus was     invented by ancient Egyptians almost 5,000 years ago, so    learning about papyrus making, and how the ancient Egyptians    went around documenting their history, is something you learn    about very early on, and something that sticks with you. Its    very common to have souvenirs from Egypt, which is like papyrus    with some hieroglyphs and some writings, and its a very common    souvenir or gift that we bring people from here, and I brought    my friends a couple of times. So yeah, its sort of a cultural    heritage.  
    Klimek: Today, Youssef is a PhD student who    works with machine learning and A.I.  
    Nader: I do work with image data, but I    usually work with 2D images, like photos you take of your dog    and stuff like that.  
    Klimek: One day, Youssef heard about something    called the Vesuvius    Challenge. It involved some unreadable ancient scrolls and    the hope that some A.I. expert might be able to help, with a    reward of $700,000.  
    Nader: It had all of the interesting elements:    Papyrus, which rings a bell for an Egyptian, of course; playing    around with historical data of 2,000 years ago just on my    laptop is not something you come by very often; very    interesting technical problem; a big monetary prize. It was    just all of the right elements that make it worthwhile.  
    Klimek: It was a big challenge, but Youssef    decided he was up to the task.  
    Klimek (to Nader): Have you ever seen one of    the scrolls in person?  
    Nader: I have. I recently visited and I got to    see scrolls up close. And its crazy. I could not believe that    this is the same thing Im working on on my computer, because    it doesnt look like there is hope. When you look at the scroll    up close, it really looks like a piece of charcoal, and the    sheets look like they merged together, its just one, and    theyre very, very small. One of the scrolls was just my finger    tall, so it was really crazy to think that this is what were    working on and we were reading. Its a little bit of science    fiction.  
    Klimek: From Smithsonian magazine and    PRX Productions, this is Theres More to That, the show where    we may not welcome our robot overlords, but we are    willing to let them help us read historically significant    ancient papyrus scrolls. In this episode, we learn more about    the Vesuvius Challenge, what happened and what A.I. means for    the future of archaeology. Im Chris Klimek.  
    Klimek: What are the Herculaneum scrolls, and    why are they important?  
    Jo Marchant: Theyre a collection of    carbonized papyrus scrolls from around 2,000 years ago, ancient    Roman times, that were buried by the eruption of the Vesuvius    volcano. The same one that buried Pompeii.  
    Klimek: Jo    Marchant is a Smithsonian contributor whos        covered this story for several years now.  
    Marchant: Often, the scrolls are described as    the only intact library we have that survives from the ancient    world. Because they were buried by the volcano, youve got    these carbonized scrolls that were kept underground for all    that time, so they have survived. But the only problem is you    cant unwrap them to read them without destroying them. So,    theyve been this big archaeological mystery since they were    discovered in the 18th century.  
    Klimek: What do they look like now?  
    Marchant: Some of them have been pulled apart,    and are basically crumbled into dust and theyre in hundreds of    pieces, but there are a few hundredthe worst, most charred    cases, if you like that were left intact as a lost cause.    Theyve been described as saggy, brown burritos, is one of the    least rude descriptions that Ive heard. Theyre kind of    crumpled, crushed, wrinkled. They look like nothing. They were    thought, supposedly, to have been pieces of coal by the workmen    who first uncovered them in the 18th century, so they just    really look like very sorry objects indeed. You would not think    that you were going to get a lot of information out of them.  
    Klimek: Do we know how they were recognized    when they were found as carbonized scrolls? It sounds like they    could have easily been mistaken for something else.  
    Marchant: Yeah, a lot of them were supposedly    just thrown away, or burned, even, for heat by the workmen,    these 18th-century workmen who had first uncovered them.  
    Klimek: What these workmen had discovered was    an ancient library buried underground since the Vesuvius    eruption in 79 A.D.  
    Marchant: The library itself was situated in    this luxury Roman villa on the shore of the Bay of Naples. It    possibly belonged to Julius Caesars father-in-law at one    point, this beautiful villa with walkways, columns, statues,    works of art, courtyards, this luxury residence. The workmen    are digging tunnels, essentially, through the site, uncovering    it, find these lumps, initially just think that theyre coal,    burn them, throw them away. To be honest with you, I dont know    exactly how it was first realized that that was not what these    things were, that they were actually incredibly precious. But    once that was realized, then there was incredible interest,    then, in trying to read them. This was a really unique,    spectacular find. We just dont have literary written sources    from the classical world. Most of the works of literature or    philosophy or whatever it is that we have have been copied and    therefore selected through the centuries. But to actually have    these original pieces from the time is just really, really    incredible. So, there was all sorts of efforts to try and open    these scrolls, most of which ended up being very, very    destructive.  
    Klimek: What else has hindered efforts to read    the scrolls, aside from the fact that they fall apart if you    try to physically unroll them?  
    Marchant: Yeah, so technically, this is an    incredibly difficult challenge. There have been attempts to    open them, and essentially you end up with hundreds of pieces    or strips, because its incredibly thin, this papyrus, you    might have hundreds of rolls. So, imagine its tearing off in    strips, but then youve got different layers then stick    together. So, each of your strips might consist of a different    number of layers, and then youve got to try and piece those    together as a jigsaw. So, there has been a lot of work going on    among papyrologists to try and decipher, translate, interpret    those pieces, sticking the bits back together. But then they    were kind of put aside as a lost course. I think a lot of    people thought that those were never going to be read, they    were just going to sit there in the library archive.  
    Klimek: As Jo mentioned, the scrolls were    incredibly fragile, but thats really just the beginning of why    researchers were so stumped. First, how could they separate all    the layers of paper?  
    Marchant: Youve got to find a way of looking    inside them, working out where the surfaces of the papyrus are,    and then reading the ink. Theyre so crumpled, and youve got    all of these layers, some of them are stuck together, rolled    very tightly. How do you even image and find the surfaces?  
    Klimek: Yeah. Then there was the ink itself.  
    Marchant: A lot of ink from ancient papyri has    got iron in it, so if you X-ray, that ink will glow very    brightly. But the problem with this ink is its just carbon and    water. It has exactly the same density in X-ray scans as the    papyrus. So, you can do your X-rays, you can do beautiful 3D    scanning, whatever youre going to do. But its like doing an    X-ray of a body: Youre looking for the bones, but the bones    are completely transparent; the ink doesnt show up.  
    Klimek: Enter Brent Seales, a professor at the    University of Kentucky.  
    Marchant: Hes a computer scientist, so hes    not a classicist, quite an unusual person to be spearheading    this attempt to read these ancient scrolls. But he was    originally interested in computer vision and then got    interested in, how could you use algorithms to flatten out    images? One of the first things that Brent Seales worked on was    a very old copy of Beowulf in Old English that was    kept in the British Library. Part of the problem when you take    photographs of very old manuscripts like that is its all kind    of warped, and sort of folded and cockled. The surface isnt    flat, so if you just take a photograph of it, youre not going    to be able to see all of the writing. So, the idea was to    develop software where you could scan the not flat    three-dimensional surface, and then flatten it out, so that you    would have a nice, flat surface, you could read all the    writing.  
    So, then moving from there to actually virtually unwrapping    something that was rolled up. And a few years ago, the team did    that on an old scroll from Ein Gedi, on the shores of the Dead    Sea, that was burned by fire in the sixth century A.D. And they    took the CT scans of that and were able to then virtually    unwrap that surface, and see that, written inside, was actually    some text from the Book of Leviticus. So, that was an    incredible advance.  
    Klimek: Then in 2005, a colleague showed Brent    Seales the Herculaneum scrolls.  
    Marchant: And he told me that that just blew    his mind, just the scale of that challenge, and the potential    for the information that you could find. But hes quite    interesting, in that he isnt so interested specifically in    some of these ancient Greek and Roman sources that most    papyrologists would be interested in, hes actually a devout    Christian, and he is really interested in the origins of    Christianity. The volcano erupted in 79 A.D., these scrolls    were buried, so this was the time when Christianity was just    beginning, and the philosophers in ancient Greece and Rome, in    that world, wouldve been very aware of what was happening,    probably interested in this new religion that was starting up.    But he told me that what he was really dreaming of, really    interested in, is finding out more information about that. Can    we find information from early Christian sources?  
    Theres the huge technical challenges, but one of the biggest    problems hes actually had is getting access to the scrolls to    even study them, and to try to develop these techniques,    because theyre incredibly precious and incredibly fragile. So,    curators who are in charge of these collections, the last thing    they want to do is give them to some computer scientist who    wants to carry them off to a particle accelerator somewhere and    send beams of X-rays through them. This is something thats    taken nearly 20 years to really come together.  
    Klimek: I love this. Can I borrow this    irreplaceable treasure of yours? Ill bring it right back, I    just need to run it through my particle accelerator first.  
    Marchant: Exactly, exactly.  
    Klimek: Itll be fine.  
    Marchant: And Ive spoken to curators, and    theyd say you breathe on these things, they will fall apart.    They are so fragile. So, it really is a kind of perfect storm    of difficulties.  
    Klimek: Remarkably, the scrolls were    eventually taken to a particle accelerator in the U.K. for 3D    scanning.  
    Marchant: Youre making a 3D reconstruction of    that volume, and then you have to go through, really    painstakingly, slice by slice, and kind of mark where all the    surfaces are. If you think about looking at one of these    scrolls in a cross section, youll see a spiral of where the    papyrus is all wound together, and you have to mark where all    those surfaces are, and then what Brent Seales and his team did    was work on software for algorithms that could take that data    and then unwrap that spiral into flat surfaces. So, you get a    kind of flat image of what that surface looks like in the CT    scan, that you can then work on and try and look for the ink.  
    But as I mentioned, the ink in those images is transparent; you    cant see it. So, that then was the next challenge. How are you    actually going to make that ink visible? They had one tiny    fragment which had one letter on it, sigma, and they were able    to carry that to the Diamond Light Source in Oxfordshire, and    the idea was that just using that one letter, they were trying    to come up with imaging techniques, and thats where, a few    years ago, they had the idea of using machine learning, these    artificial intelligence techniques, to try to do that.  
    If you take some of the papyri that has been opened, some of    these fragments, and you train your machine learning algorithm,    you show it, This is what ink looks like, and this is what not    ink, just the blank papyrus, looks like. You can teach it to    be able to tell the difference, so then you can run that same    algorithm on your CT scans from inside the wrapped-up scroll.    That was the approach, but they realized that this was going to    be an incredibly labor intensive  a lot of work to do this.    And I think thats the point at which Nat Friedman, the Silicon    Valley entrepreneur, he had heard about the Herculaneum scrolls    and contacted Brent Seales to say, Right, whats happening    with this? Is there anything that I can do to help? And that    was the origins of this Vesuvius Challenge competition.  
    Klimek: Nat Friedman is the former CEO of    GitHub, an online platform where computer programmers    collaborate.  
    Marchant: And this whole project, actually, I    find fascinating, because of the different worlds that come    together. Youve got the computer scientists. Youve got these    classicists and papyrologists who have their own culture and    world. Youve got the curatorstheyre just really wanting to    keep everything safe, theyre conservators. So, very different    motives, very different cultures that these people are coming    from. If you think of papyrologists, often it will take them    years, decades to do a translation and edit an edition of a    particular source. Theyre so painstaking, theyre working    character by character, just trying to work everything out. And    then youve got the Silicon Valley entrepreneurs coming in,    going, Speed is everything! We are going to solve this now!    And you throw those two worlds together, I find it completely    fascinating how, actually, in this case, thats actually worked    really well. Its really triggered a lot of progress and    creativity.  
    Klimek: So, how does all of this bring us, in    2023, to the Vesuvius Challenge?  
    Marchant: Nat Friedman told me that during the    pandemic, during lockdown, hes looking for things to do, like    we all were, looking for distractions. Starts reading about    ancient Rome, getting very interested in that whole world,    finds out about the Herculaneum scrolls through just Googling,    Wikipedia, all of this. Eventually comes across an online talk    by Brent Seales talking about all of the work, and this problem    with not being able to see the ink, and how he thinks that    machine learning, artificial intelligence, might be the answer    to that. And Nat said, from this talk, it sounded like Brent    was pretty much there. He was going to solve it pretty soon, so    he just thinks, Oh, I look forward to finding out what happens    with that. Then, a couple of years later, it was like, Oh,    they dont seem to have read the scrolls yet.  
    So, he got in touch with Brent Seales to invite him to a    retreat where a lot of tech figures, funders, that sort of    whole community get together. Seales initially just ignored the    email, just didnt really believe who it was from. So, it took    a bit of chasing, but he eventually realized that yes, this was    Nat Friedman who was trying to get in touch with him. He went    along to this retreat. Its a camp-out in the woods in Northern    California, where they all sit around fires and discuss    projects, and, I dont know, important decisions in the tech    world get made. But nobody was actually interested in funding    this project.  
    So, Nat Friedman, afterward, is thinking, I dont want this    guy to go home with nothing, after I promised him that wed be    able to do something to help his project. Basically, he said,    Why dont we do it as a competition? He and his longtime    funding partner, Daniel Gross, put forward initial funding for    the competition, and the idea was that you make all of your    data open source to public, just put it out there, and then you    set goals for people who can make different advances toward    reading the scrolls. So, things like first person to detect    ink, first person to detect a word, first person to read a    whole passage. You set all of these different minds onto the    challenge at once.  
    And the actual design of the competition is really interesting    and really clever, I think, because rather than just having one    prize and everyones working alone, because youve got these    progress prizes, every time somebody wins a progress prize, all    of their work, all of their data, all of their algorithms get    made public. So, the way that Brent put it to me is you level    everybody up, then, so everybody has the advantage of that, and    then they all start working on the next challenge.  
    I asked Brent Seales, actually, was that difficult? If youve    worked on a project for nearly 20 years, and your dream was you    were going to be the person to read the scrolls, is that a hard    decision to make, then, to say, Actually, its not going to be    me. Im going to do this prize. Im going to make everything    Ive done so far, everything Ive worked for, all of our    software, all of our data, lets just make it public, put it    out there, and then someone else can come and do that last    step, and they will be the person to read it. Can you imagine?    How hard. And he said yeah, it was really difficult. The whole    team had to talk about that together, and make sure that they    were all OK with that.  
    Seales also said something else to me: He said often with    archeology, and Ive come across this with other stories Ive    written, actually, that somebody decides that theyre going to    be the one to solve a mystery or whatever it is, make a    discovery, and its almost like the ego takes over, its    theirs, and theyre going to be the one to have all the glory.    And he said this was almost a way to prove to himself that he    wasnt that person. That hes doing it so that the scrolls can    be read.  
    They put everything out there, made it public, launched the    award toward the beginning of 2023, and it all went from there.    I think they had more than a thousand teams, in the end, from    all over the world, like China, Ukraine, Australia, U.S.,    Egypt, and they were all on this Discord, this chat platform    for gamers, discussing latest advances and questions, because    they were just releasing little flat images of the surfaces    inside these scrolls, a little piece at a time. And then what    the entrants for the Vesuvius Challenge were doing was then    they would take those segments, those flat segments, and use    those to then train their machine learning models to try and    recognize that ink.  
    Klimek: Were there any unsuccessful avenues    that were part of this that were included in your reporting?    Any attempts that didnt pan out?  
    Marchant: I think there were lots of teams    trying different things, trying to train their algorithms in    different ways. So, one thing that Seales thought they might be    able to do was to train the algorithm on the letters from the    parts of the scrolls that have been read, but that ended up    really not working very well. It seems that you have to train    your algorithm on the same scroll of the scans that youre    trying to read, which is obviously very difficult, because you    cant see the ink. How are you going to do that?  
    One of the first real key breakthroughs, there was an    ex-physicist called Casey Handmer. He was actually looking at    the images that were coming out from inside this scroll    visually, and just spending hours and hours poring over them.    He was convinced that if a machine learning algorithm could see    a difference, a lot of those are trained based on the human    visual system. So, he was thinking, If a machine can see it,    it must be possible for a human to see it, if we just look    carefully enough. So, hes pouring over these images and    eventually notices this very strange, very subtle difference in    texture.  
    So, normally in the CT scans, you can sort of see the woven    strands of the papyrus, and then in some places there was this     Its described as being like cracked mud on a riverbed, those    geometric kind of cracks you get. So, they called it crackle.    He was trying to look at this, trying to work out where it was,    and then realized in one place, it seemed as if it was forming    the shape of a letter. So, he was like, Oh my goodness, this    is the ink. This is not showing up as a different color, its    not glowing bright or anything, but theres just this very,    very subtle difference in the texture of the surface where the    ink is sitting on the papyrus. And he was awarded the First Ink    Prize for doing that. So, then other competitors were able to    use that to train their algorithms. Now theyve got a foothold,    theyve got something to start training their algorithms on the    difference between ink and not ink.  
    Klimek: After that, the race was on. Who would    find the first word to read from the Herculaneum scrolls?  
    Klimek (to Nader): Can you give us a simple    definition of what machine learning is?  
    Nader: Machine learning is about how to teach    a statistical model to map your input data to some output    result that you want. For the Vesuvius Challenge especially, we    wanted to teach the A.I. model what ink looks like.  
    Klimek: Nader again.  
    Nader: So, you give the A.I. model some small    images, some patches of the image, because the segments are    really huge, its like hundreds of thousands of pixels by    hundreds of thousands of pixels. Its crazy resolution. So, you    take a small piece, you show it to the A.I. model, and the A.I.    model needs to say, I see ink in this small piece or not. And    to train this, you need some examples to show it to begin with.    So, we tell it, OK, this is what ink looks like. This is what    ink doesnt look like. And you show it these examples, and    then its able to learn, OK, how do I differentiate between    the two? And then it notices, OK, theres this pattern on top    of the papyrus that looks quite like cracks, that maybe this I    can use to detect the signal.  
    And of course there were very interesting problems, because to    begin with, we cant see the ink ourselves, so it didnt have    the data that we can show to the A.I. model to say, OK, this    is what ink looks like. And it took a lot of experiments and a    lot of ways to find a first footing of ink from small pieces    that fell off the scrolls: first two letters. How do we go from    two letters to 2,000 letters? You train an A.I. model to learn    these two letters that you found, and it has a slightly better    idea of what letters look like, so it finds another ten    letters. You take those 12 letters now, and you train a new one    with the 12 letters. The new A.I. is better, so it finds maybe    20-something letters.  
    And the beginning was incremental. I would usually just take    the predictions from an A.I. model, like, OK, these are    letters. I would paint over them in Photoshop to make some    examples of what ink is, so just like a black and white image,    and I would give it to the next A.I. model. Of course, my    drawing is not very accurate, and it was a question of how do    you allow the A.I. model to disagree when you have some    mislabeled stuff? How do you guarantee that the A.I. model is    not hallucinating, not making up letters? And we had to operate    on a very, very small scale, such that the letter is never seen    by the A.I. model. It only predicts pixel level: ink, no ink,    ink, no ink. And then we, as humans, when we look at the big    picture, we see, OK, yeah, this is actually Greek, this is    what it means.  
    Klimek: This is how you can have confidence in    one set of findings before you move on to the next set. Youre    verifying the machine learning conclusions with human eyes    before you feed those discoveries back into the A.I. to try to    solve the next set.  
    Nader: Yeah. So, in the training phase, I was    verifying this by my own eyes, which, Im no expert in Greek, I    actually dont know any Greek. So, I was just looking at what    makes sense as a writing, like any kind of written language.    You have some ink deposits, and you draw a letter in some    shape. It makes sense that the letters are all on a single row,    it doesnt make sense that theres scrambled rows; fixed-size    columns, stuff like that. I go to sleep thinking about the    Vesuvius Challenge. I wake up, check some stuff, continue    working, eat, sleep, then repeat. I wasnt even getting proper    sleep because Im going to bed and thinking, OK, did I    actually try that thing? Maybe I have a different idea, maybe I    should do this. And I run something overnight, and I check in    the morning if it worked or not. So yeah, we were grateful that    the first words that we found was not something like, and,    the, for example. That wouldve been underwhelming. It had    some meaning, it had some kind of zest to it, and I think that    was really cool.  
    Klimek: Youssef was one of two people to find    that first word. It wasdrum roll, pleasepurple.  
    Marchant: So, that was the first word,    purple. Which is lovely, I love that it was just such a rich,    evocative word.  
    Klimek: Marchant.  
    Marchant: So, immediately that said to the    papyrologists, We think this is a new work weve never seen    before. Because purple is quite a rare word. Purple,    porphyras, is the name of a dye. It was made from sea    snails, so very expensive, difficult to make, so used to dye    the emperors robes. This was a sign of wealth, luxury, rank.    Its just this lovely sort of  Yeah, just evocative word. So,    that was the First Letters Prize, awarded in October to Luke    Farritor, who got the first place for that prize.  
    Klimek: Luke Farritor was a 21-year-old    computer science student at the University of Nebraska. Youssef    won second place. The two reached out to one another after the    announcement, eventually deciding to team up. They were joined    by a third student named Julian Schilliger. Together, the three    set their sights on the next phase of the competition.  
    Marchant: When the whole challenge was set up    in March 2023, they had this big $700,000 Grand Prize for    reading the first passages from the scroll. And a deadline was    set for that prize, which was the 31st December 2023, so the    end of that year. Nat Friedman said it was getting nearer and    nearer to the end of the year, and theyre not getting any    entries for this Grand Prize. They were getting pretty worried.    They were starting to send out messages going, So, hows    everyone getting on? Let us know your progress!  
    Klimek: Entrants to the Vesuvius Challenge    worked right down to the wire. Youssef and his teammates were    no exception.  
    Klimek (to Nader): What were your last few    days like, prior to the deadline?  
    Nader: They were quite sleepless. I was trying    to make sure that Im not submitting on the last day, which I    usually do in every other thing. I knew that a lot of people    would be submitting at the very last day or the very last    minute. I was also not sure about  There was a time factor. If    you get to the threshold of winning first, you win. I was not    sure: Where are we on that? Do we have the best models? Where    are we? You dont know about other teams. And so you also want    to guarantee that youre first, in case theres a tie. So,    there was the time factor and the quality factor, and youre    trying to, OK, do I submit now? Do I try to make it better    over the next week? Is it getting better? Its not getting    better. And I made one submission 22nd December, and one 30th    December, so, one day before the end of the competition.  
    I was just planning to go back to Egypt to visit my family    after the long haul of the Vesuvius Challenge. It was the date    after I arrived in Egypt. They sent us an email, saying, Hey,    the evaluation process is still ongoing, wed like to meet with    you guys. Of course, were in different time zones, and they    wanted to make sure were all in one meeting when they tell us    the news. So, we didnt know that we were getting the    announcement, and we were suspicious. OK, why do you need all    three of us in a meeting? We were like, We can answer the    questions over email. Julian was saying, Yeah, it doesnt    make sense.  
    We went to the meeting, and then they were asking us normal    questions, and we were like, OK, yeah, maybe its still    ongoing. And then Nat was like, How would you guys feel if we    told you that you won the Vesuvius Grand Prize? And it was    like, What? And I think it took us a couple of days for it to    sink in, actually, that we actually won. And we were in    disbelief, but we were ecstatic, and it just felt amazing.  
    Marchant: The three of them working together,    theyd actually read, I think it was more than 2,000 characters    from this scroll, more than 5 percent of the entire scrolls.    And these are really big, long, long scrolls. And it was    discovered that it was a work of philosophy by an ancient Greek    philosopher called Philodemus. And that in itself was not a    huge surprise, because of the scrolls that had been attempts    made to open them and partially read, a lot of those scrolls    were written in Greek and were philosophy works by Philodemus.    He was a follower of Epicurus who founded the Epicurean school    of Greek philosophy. They thought everything in nature was made    of atoms that swerve and collide. And theres so many works,    actually, of Epicurean philosophy that they think that that    part of the library was probably the working library of this    philosopher, Philodemus.  
    And it seems to be a work on pleasure, and the senses, and on    what gives us pleasure, possibly relating to music. Its    mentioning the color purple, its mentioning the taste of    capers. Theres a character called Xenophantus who is    mentioned, who is possibly, theres a Xenophantus known who was    a very famous flute player, who apparently his playing was so    evocative and stirred the heart so much that his playing always    caused Alexander the Great to immediately reach for his    weapons. So, you get a sense of all these lovely sensory    sources of pleasure that are being mentioned in this piece. So    yeah, papyrologists are really, really excited about that. But    then also what this means for what else we could be reading    from now.  
    Klimek: I asked Youssef what other    archaeological problems hed like to see machine learning    tackle.  
    Nader: I think there are very interesting    projects of machine learning in archaeology, even outside of    reading a scroll. I think there has been discussions of using    similar techniques to read writings on wrappings of mummies. I    know of one other project in our university that has to do with    using 3D reconstruction and imaging for archaeological sites,    using drones to scan the sites, and figure out structures and    stuff. There are some interesting problems that are either    really hard to solve, or require a lot of man effort, and A.I.    could really help us speed things up.  
    Klimek: Do you think most people who dont    have your specialized background and education, do people    understand generally what artificial intelligence is?  
    Nader: Artificial intelligence has been    getting a lot of bad reputation recently, also because of how    it has been used. I think sometimes people think its a lot    smarter than it actually is, and some people think its a lot    dumber than it may be. I believe its a very interesting tool,    depends really how you use it. A lot of the fear and concern    from A.I. comes from not treating it as a tool, but as an    entity of its own that wants to do either good or bad. But the    good or bad is basically coming from the human operating the    tool. I think theres a lot of debates coming from the    world-leading experts in A.I. about what actually are the    risks, and how to interpret what we are doing. So, its still    kind of an ongoing process, but there is some awareness of, OK,    there is this new technology that is shaping the world.  
    And Im glad that the Vesuvius Challenge came at this time,    because it also shows, yeah, you can do harm with A.I., but you    can also do so much good, and so much benefit to mankind. So,    some people are starting to think, Yeah, maybe this is not    really as bad as we thought. Or, We could really use this for    our own good.  
    Klimek: Thank you, Youssef, this has been    fascinating.  
    Nader: Yeah, thank you, Chris.  
    Klimek: To read more of Smithsonian    magazines     coverage of the Vesuvius Challenge, check out the links in    our show notes. And as always, wed like to send you off with a    dinner party fact. This time, we bring you a brief anecdote    about another fragile thing that lives buried, not under ash,    but under ice.  
    Megan Gambino: Hi, Im Megan Gambino, and Im    a senior web editor at Smithsonian magazine. I    recently edited     a story about ice worms. I had no idea what these things    were until this story, and theyre tiny, about inch-long, worms    that live in glacial ice. Theyre actually the only macroscopic    animals that live in glaciers. But what I found interesting    about them is that theyre both hardy and fragile at the same    time. And what I mean by this is they can live for years    without food, and they live at freezing temperatures, and yet    they can only survive at this tiny temperature range, hovering    right around 32 degrees Fahrenheit. Any colder, they get    hypothermia; any warmer, they get room temperature, their    membranes melt. So, I found that they were this interesting    critter that was both tough and delicate at the same time.  
    Klimek: Theres More to That is a production    of Smithsonian magazine and PRX Productions. From the    magazine, our team is me, Debra Rosenberg and Brian Wolly. From    PRX, our team is Jessica Miller, Genevieve Sponsler, Adriana    Rozas Rivera, Ry Dorsey and Edwin Ochoa. The executive producer    of PRX Productions is Jocelyn Gonzales. Our episode artwork is    by Emily Lankiewicz. Fact-checking by Stephanie Abramson. Our    music is from APM Music.  
    Im Chris Klimek. Thanks for listening.  
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Continued here:
How Artificial Intelligence Is Making 2000-Year-Old Scrolls Readable Again - Smithsonian Magazine